[gtk+] Make the undershoot area larger

[Matthias Clasen <matthiasc src gnome org>]

commit ab5b0d098365c5fb156959d16edecfccf2cc61c2
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Dec 11 14:49:20 2014 -0500

    Make the undershoot area larger
    
    As requested by the artists, double the size from 20 to 40.

 gtk/gtkscrolledwindow.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkscrolledwindow.c b/gtk/gtkscrolledwindow.c
index 1365eb6..c5f5ac2 100644
--- a/gtk/gtkscrolledwindow.c
+++ b/gtk/gtkscrolledwindow.c
@@ -159,7 +159,7 @@
 #define INDICATOR_FADE_OUT_TIME 500
 
 /* Scrolled off indication */
-#define UNDERSHOOT_SIZE 20
+#define UNDERSHOOT_SIZE 40
 
 typedef struct
 {